GrandPerspective VS Clonezilla

• Visualization
  GrandPerspective provides a visual representation of disk usage, allowing users to easily identify large files and folders at a glance through a treemap display.
• Open Source
  The software is open source, meaning it is free to use and its source code is accessible for modification and improvement by the community.
• User-Friendly
  The interface is simple and intuitive, making it easy for users of all levels of technical expertise to navigate and understand their disk usage.
• Customizable
  Users can customize the treemap view, including color schemes and block sizes, to better suit their preferences and needs.

Possible disadvantages

• Mac-Only
  GrandPerspective is available only for macOS, limiting its usage to Apple users and excluding those on Windows or Linux platforms.
• Basic Features
  While it provides excellent visualization, GrandPerspective lacks advanced features that are available in some paid disk usage analyzers.
• Performance Issues
  The application can struggle with performance when scanning particularly large disks or volumes, leading to longer loading times and potential crashes.
• Occasional Bugs
  As with many open-source projects, users may encounter occasional bugs or glitches that can impact the user experience.

• Free and Open Source
  Clonezilla is available for free and the source code can be reviewed, modified, and distributed by users.
• Wide Compatibility
  Works with a variety of file systems including ext2, ext3, ext4, reiserfs, xfs, jfs for Linux, and NTFS for Windows.
• High Performance
  Utilizes programs like Partclone, Partimage, and ntfsclone, which offer efficient cloning and imaging capabilities.
• Flexible and Powerful
  Provides numerous advanced options and features for power users, including unattended modes and network cloning.
• Broad Hardware Support
  Compatible with various types of hardware, and can clone a single machine as well as multiple machines simultaneously.

Possible disadvantages

• User Interface
  The interface is not very user-friendly and can be challenging for beginners to navigate.
• Complexity
  Offers a steep learning curve with numerous advanced features and command-line options that may overwhelm novice users.
• Limited Incremental/Differential Backup
  Does not support incremental or differential backups natively, requiring full backups each time.
• Limited Support
  Support mainly comes from community forums and documentation, which may not be as reliable or fast as paid technical support.
• Boot Media Requirement
  Requires creating and booting from live media (CD/USB) for operation, which might be inconvenient for some users.

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More videos

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  dissectmac.com · Feb 2026

  If you've been on Mac for 10+ years, you probably know GrandPerspective. It was the original treemap visualizer, and it's completely free under GPL.

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• Don't let your Mac's storage fill up

  Don't pay $10 for what you can get for free: https://github.com/RobinNaumann/disko, https://grandperspectiv.sourceforge.net/, https://www.derlien.com/, etc… Otherwise, this is good advice. My cousin, who isn't particularly computer... - Source: Hacker News / 5 months ago

• Anthropic Cowork feature creates 10GB VM bundle on macOS without warning

  I simply run GrandPerspective (GUI app, https://grandperspectiv.sourceforge.net/), or dust (terminal app, https://github.com/bootandy/dust), to give me an idea of what is going on with disk usage. - Source: Hacker News / 8 months ago

• Anthropic Cowork feature creates 10GB VM bundle on macOS without warning

  I’d recommend GrandPerspective:[1] it’s really good at displaying this sort of thing, has been around for over two decades, and the developer has managed to keep it to <5MB which is perfect when you’re running very low on space. [1]... - Source: Hacker News / 8 months ago

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